40065064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{641}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 81161640

約数和(自身を除く): 41096576

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 601, 641, 1202, 1282, 2404, 2564, 4808, 5128, 7813, 8333, 15626, 16666, 31252, 33332, 62504, 66664, 385241, 770482, 1540964, 3081928, 5008133, 10016266, 20032532, 40065064]

約数ペア:

[(1, 40065064), (2, 20032532), (4, 10016266), (8, 5008133), (13, 3081928), (26, 1540964), (52, 770482), (104, 385241), (601, 66664), (641, 62504), (1202, 33332), (1282, 31252), (2404, 16666), (2564, 15626), (4808, 8333), (5128, 7813)]